Home / 99,917.88-149,696.34-62,460.12

Finding the Fourth Proportional to 99,917.88, 149,696.34 and 62,460.12

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Solution

The fourth proportional to 99,917.88, 149,696.34 and 62,460.12 is: 93,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,917.88 : 149,696.34 = 62,460.12 : x
  2. Step 2: Convert to fraction form
    99,917.88/149,696.34 = 62,460.12/x
  3. Step 3: Cross multiply
    99,917.88x = 149,696.34 × 62,460.12
  4. Step 4: Simplify right side
    99,917.88x = 9,350,051,359.96
  5. Step 5: Solve for x
    x = 9,350,051,359.96/99,917.88
  6. Step 6: Final answer
    x = 93,577.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.